Tests for backtrace.c

These need to be a separate executable, since the point of backtrace.c
is that it can crash and write stuff.

1 files changed, 42 insertions, 0 deletions

diff --git a/src/test/bt_test.py b/src/test/bt_test.py
new file mode 100755
index 0000000000..2de9924a59
--- /dev/null
+++ b/src/test/bt_test.py
@@ -0,0 +1,42 @@
+# Copyright 2013, The Tor Project, Inc
+# See LICENSE for licensing information
+
+"""
+bt_test.py
+
+This file tests the output from test-bt-cl to make sure it's as expected.
+
+Example usage:
+
+$ ./src/test/test-bt-cl crash | ./src/test/bt_test.py
+OK
+$ ./src/test/test-bt-cl assert | ./src/test/bt_test.py
+OK
+
+"""
+
+import sys
+
+
+def matches(lines, funcs):
+    if len(lines) < len(funcs):
+        return False
+    try:
+        for l, f in zip(lines, funcs):
+            l.index(f)
+    except ValueError:
+        return False
+    else:
+        return True
+
+FUNCNAMES = "crash oh_what a_tangled_web we_weave main".split()
+
+LINES = sys.stdin.readlines()
+
+for I in range(len(LINES)):
+    if matches(LINES[I:], FUNCNAMES):
+        print "OK"
+        break
+else:
+    print "BAD"
+